我已经创建了一个简单的web服务(spring-web),它旨在验证传入XML与XSD的关系,如果发生任何验证错误,它们应该返回给请求者。为什么Unmarshaller行为不一致?
下面的代码,它的工作...
@PostMapping(path = "/test", consumes = MediaType.APPLICATION_XML_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity<Object> method2(@RequestBody Source request) throws IOException, JAXBException, SAXException {
final URL schemaUrl = resourceLoader.getResource("classpath:test.xsd").getURL();
final CumulatingErrorHandler errorHandler = new CumulatingErrorHandler();
final Schema schema = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI)
.newSchema(schemaUrl);
final ValidationEventCollector validationEventCollector = new MyValidationEventCollector();
final Unmarshaller unmarshaller = JAXBContext
.newInstance(IncomingRequestModel.class)
.createUnmarshaller();
unmarshaller.setEventHandler(validationEventCollector);
unmarshaller.setSchema(schema);
final IncomingRequestModel requestModel = (IncomingRequestModel) unmarshaller.unmarshal(request);
if (validationEventCollector.hasEvents()) {
HttpHeaders responseHeaders = new HttpHeaders();
responseHeaders.setContentType(MediaType.APPLICATION_JSON_UTF8);
return new ResponseEntity<>(validationEventCollector.getEvents(), responseHeaders, HttpStatus.BAD_REQUEST);
}
/* do stuff */
}
...但是,对于一个奇怪的原因,它的“累计”处理的请求之间的误差。在第一个请求期间,返回3个错误。同样,对于第2次和第3次请求。然而,4日要求,在UnmarshallingContext计数器达到零(从10倒数计秒),并返回以下错误:
Errors limit exceeded. To receive all errors set com.sun.xml.internal.bind logger to FINEST level.
第五请求时,它不抛出任何验证错误!只是为了表明 - 所有请求都完全相同。
为什么UnmarhsallingContext有一个静态计数器,用于停止要验证的第5 +个请求?我怎样才能克服这个问题?
我的生成配置:春天开机1.4.3.RELEASE,gradle这个DEPS:
dependencies {
compile('org.springframework.boot:spring-boot-starter-amqp')
compile('org.springframework.boot:spring-boot-starter-data-redis')
compile('org.springframework.boot:spring-boot-starter-jersey')
compile('org.springframework.boot:spring-boot-starter-web')
compile("com.fasterxml.jackson.core:jackson-databind")
compile("com.fasterxml.jackson.datatype:jackson-datatype-jsr310")
compileOnly('org.projectlombok:lombok:1.16.12')
compile("net.sf.dozer:dozer:5.5.1")
compile("net.sf.dozer:dozer-spring:5.5.1")
compile("org.apache.commons:commons-lang3:3.5")
testCompile('org.springframework.boot:spring-boot-starter-test')
}